<template>
  <div>
    <el-button type="primary" @click="show">xxxx</el-button>
    <el-dialog
      title="提示"
      :visible.sync="dialogVisible"
      width="30%"
      :before-close="handleClose"
      :append-to-body="true"
    >
      <span>这是一段信息</span>
      <span slot="footer" class="dialog-footer">
        <el-button @click="dialogVisible = false">取 消</el-button>
        <el-button type="primary" @click="dialogVisible = false"
          >确 定</el-button
        >
      </span>
    </el-dialog>
  </div>
</template>

<script>
export default {
  data() {
    return {
      dialogVisible: false
    };
  },
  methods: {
    show() {
      this.dialogVisible = true;
    },
    handleClose(done) {
      // xx
      console.log(done());
    }
  }
};
</script>
